def handle_frame(self, pktItem, header, frame):
"""
assume that no error occur in the header section
"""
local_tv_sec = header.ts.tv_sec
ltime = time.localtime(local_tv_sec);
pktItem.time = time.strftime("%H:%M:%S", ltime) # time
pktItem.len = header.len # length
pktItem.protocol = 'Ethernet' # protocol
pktItem.src_mac = NetFormat.ntoa_mac(frame.src) # src_mac
pktItem.dst_mac = NetFormat.ntoa_mac(frame.dst) # dst_mac
self.statistics.total += 1
